Vuls is an interesting project that checks Linux and FreeBSD hosts for vulnerabilities as published in the NVD (or other) vulnerability database.
PagerDuty has created a new site with excellent guide about how to operate / manage / document operations support team.
Gradle is a great tool for building applications. Below is a cheat sheet for the most common implementations.
Jenkins Job Builder Site: http://docs.openstack.org/infra/jenkins-job-builder/
SVC (software version control) such as Git, Subversion are being used to track changes in software source. But what about tracking changes in databases schemas, users and other configuration?
Uber has released Hyperbahn – a service discovery for large services.